Goulds Pumps 7200CB - IOM - Manual (Page 16)

Product Description
Bearings
Bearing type Characteristics
Inboard (radial)
• Consists of a single-row deep-groove ball bearing (standard)
• Carries only radial load
• Optional sleeve bearings
Outboard (thrust)
• Consists of a pair of single-row angular contact ball bearings
mounted back-to-back (standard)
• Shouldered and locked to the shaft
• Retained in the bearing frame to enable the bearing to carry both
radial and thrust loads
• Optional hydrodynamic thrust bearing for use with sleeve type journal
bearings
Shaft
The heavy duty shaft has these characteristics:
• Designed for cartridge mechanical seals
• Minimal shaft deflection at the seal faces (0.002 in. [0.051 mm]) when run in the worst-
case condition (typically minimum flow)
• Lateral modes at least +/- 15% of excitation frequency unless modes are critically damped
per API 610.
Baseplate
The fabricated steel baseplate supports the pump, driver, and accessories in accordance with
API-610 latest Edition (ISO 13709) requirements.
Direction of rotation
The shaft rotates counterclockwise when viewed from the coupling.
Nameplate information
Important information for ordering
Every pump has a nameplate that provides information about the pump. The nameplate is
located on the pump casing.
When you order spare parts, identify this pump information:
• Model
• Size
• Serial number
• Item numbers of the required parts
Refer to the nameplate on the pump casing for most of the information. See Parts List for item
numbers.
Nameplate types
Nameplate Description
Bearing frame Provides information about the lubrication system used.
ATEX If applicable, your pump unit might have an ATEX nameplate affixed to the pump, the
baseplate, or the discharge head. The nameplate provides information about the
ATEX specifications of this pump.
IECEx If applicable, your pump unit might have the following IECEx nameplate affixed to the
pump and/or baseplate. The nameplate provides information about the IECEx
specifications of this pump.
14 Model 7200CB, API Type BB5 Barrel Multistage / ISO 13709 2nd Edition / API 610 11th Edition Installation, Operation, and
Maintenance Manual